Home / 48,113,896.20-72,170,844.30-47,610,011.40

Finding the Fourth Proportional to 48,113,896.20, 72,170,844.30 and 47,610,011.40

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Solution

The fourth proportional to 48,113,896.20, 72,170,844.30 and 47,610,011.40 is: 71,415,017.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,113,896.20 : 72,170,844.30 = 47,610,011.40 : x
  2. Step 2: Convert to fraction form
    48,113,896.20/72,170,844.30 = 47,610,011.40/x
  3. Step 3: Cross multiply
    48,113,896.20x = 72,170,844.30 × 47,610,011.40
  4. Step 4: Simplify right side
    48,113,896.20x = 3,436,054,719,870,625
  5. Step 5: Solve for x
    x = 3,436,054,719,870,625/48,113,896.20
  6. Step 6: Final answer
    x = 71,415,017.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.